Newcomb, H. H. 1917: [Morton, E. L.] Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, Philadelphia 28, S. 97-101, B15 10004
Newcomb, H. H. 1920: [Morton, E. L.] Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, Philadelphia 31, S. 149-150, B15 10004